Fix some missing substitutions of _OBJWD_ and _DLSUFFIX_.

src/test/regress/output/create_function_1.source

@@ -12,15 +12,15 @@ CREATE FUNCTION widget_out(opaque)
    LANGUAGE 'c';
 CREATE FUNCTION check_primary_key ()
 	RETURNS opaque
-	AS '_OBJWD_/../../../contrib/spi/refint.so'
+	AS '_OBJWD_/../../../contrib/spi/refint_DLSUFFIX_'
 	LANGUAGE 'c';
 CREATE FUNCTION check_foreign_key ()
 	RETURNS opaque
-	AS '_OBJWD_/../../../contrib/spi/refint.so'
+	AS '_OBJWD_/../../../contrib/spi/refint_DLSUFFIX_'
 	LANGUAGE 'c';
 CREATE FUNCTION autoinc ()
 	RETURNS opaque
-	AS '_OBJWD_/../../../contrib/spi/autoinc.so'
+	AS '_OBJWD_/../../../contrib/spi/autoinc_DLSUFFIX_'
 	LANGUAGE 'c';
 CREATE FUNCTION funny_dup17 ()
         RETURNS opaque

src/test/regress/output/create_function_2.source

@@ -43,4 +43,4 @@ CREATE FUNCTION reverse_name(name)
 --
 -- Function dynamic loading
 --
-LOAD '/opt/postgres/current/src/test/regress/input/../regress.so';
+LOAD '_OBJWD_/regress_DLSUFFIX_';